background image

MA140

en

GB_V1.0

   

1/15

 

8

Volt

Detection

 

Feature

 

The

 

meter’s

 

audible

 

beeper

 

triggers

 

and

 

the

 

display

 

shows

 

dashes

 

when

 

the

 

meter

 

senses

 

an

 

electrical

 

voltage

 

field.

 

The

 

higher

 

the

 

electrical

 

field

 

strength

 

the

 

greater

 

the

 

number

 

of

 

dashes

 

displayed

 

and

 

the

 

faster

 

the

 

rate

 

of

 

the

 

audible

 

beeps.

 

If

 

the

 

meter

 

does

 

not

 

emit

 

a

 

tone

 

or

 

display

 

dashes

 

in

 

this

 

mode,

 

there

 

is

 

still

 

the

 

possibility

 

that

 

voltage

 

is

 

present.

 

Please

 

use

 

caution.

 

1.

 

Press

 

the

 

‘V’

 

button

 

to

 

access

 

the

 

Non

Contact

 

Voltage

 

Detect

 

mode.

 

2.

 

Note

 

the

 

voltage

 

detection

 

display

 

icons

 

as

 

shown

 

in

 

the

 

Description

 

section

 

of

 

this

 

guide.

 

3.

 

Place

 

the

 

meter

 

near

 

a

 

source

 

of

 

electrical

 

energy.

 

The

 

tip

 

of

 

the

 

clamp

 

offers

 

the

 

highest

 

sensitivity.

 

4.

 

Note

 

the

 

audible

 

beeping

 

and

 

the

 

dash

 

displays.

 

Smart

 

Data

 

Hold

 

To

 

freeze

 

the

 

LCD

 

meter

 

reading,

 

press

 

the

 

HOLD

 

button.

 

While

 

data

 

hold

 

is

 

active,

 

the

 

HOLD

 

display

 

icon

 

appears

 

on

 

the

 

LCD.

 

Press

 

the

 

HOLD

 

button

 

to

 

return

 

to

 

normal

 

operation.

 

The

 

HOLD

 

icon

 

will

 

switch

 

OFF.

 

The

 

meter’s

 

beeper

 

will

 

sound

 

and

 

the

 

display

 

will

 

flash

 

continuously

 

if

 

the

 

detected

 

signal

 

is

 

50

 

counts

 

greater

 

than

 

the

 

held

 

reading.

 

 

 

 

www.

.com

[email protected]

1.800.561.8187

Содержание MA140

Страница 1: ...USER GUIDE True RMS 300A AC Mini Clamp Meter with Non Contact Voltage Detector Model MA140 www com information itm com 800 561 8187...

Страница 2: ...Individual protective equipment should be used if HAZARDOUS LIVE parts in the installation where measurements are to be carried out could be accessible If the equipment is used in a manner not specifi...

Страница 3: ...TEGORY I Equipment of OVERVOLTAGE CATEGORY I is equipment for connection to circuits in which measures are taken to limit the transient over voltages to an appropriate low level Note Examples include...

Страница 4: ...play digits 3 In Rush Current mode 4 Low Pass Filter 5 Data Hold 6 AC Measurement 7 Amperes current 8 Battery status icon 9 Minus negative sign Control Button Description Press for 2 seconds to access...

Страница 5: ...o the next section Note The meter displays the battery capacity when powering up Disable Auto Power OFF The meter will auto power OFF after 20 minutes of inactivity To defeat this feature follow the s...

Страница 6: ...ess the AC Current measurement mode The A symbol will appear on the display in the lower right hand side indicating Amperes Amps 2 Press the jaw trigger to open the clamp jaw 3 Position the clamp arou...

Страница 7: ...ast 5A is detected 4 To exit the Inrush Current mode press the INRUSH button again momentarily The INRUSH icon will switch OFF 100ms Sample Window Measured Inrush Sample time trigger Inrush Button Pre...

Страница 8: ...ontact Voltage Detect mode 2 Note the voltage detection display icons as shown in the Description section of this guide 3 Place the meter near a source of electrical energy The tip of the clamp offers...

Страница 9: ...teries observing correct polarity 4 Re assemble the meter before use 5 Safety Please dispose of batteries responsibly never dispose of batteries in a fire batteries may explode or leak never mix batte...

Страница 10: ...tion Accuracy of reading Inrush Current 300 0 A 0 1 3 5 5 digits Integration time 100ms Trigger current threshold 5A Volt Detection 80V 600VAC n a n a The tip of the clamp offers the optimum sensitivi...

Страница 11: ...ture Coefficient 0 2 x specified accuracy C 20 C 68 F 26 C 79 F Operating Altitude 2000m 6562ft Battery power 2 LR 44 1 5V batteries battery life 50 hours typical Weight 140g 4 9 oz Dimensions 60 x 14...

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